1.Quick Detachable Front Sight with Adjustable A2 Square Post Assembly
2.Fit All Picatinny/Weaver Style Rails
3.Precision Elevation Adjustments to Enhance Shooting Accuracy
4.Profile Designed for Installation on Gas Block
5.Material: Aluminum
6.Weight: 2.1 ounces
7.Pieces: 1
8.Rail Type: Picatinny/Weaver
9.Dimensions: 1.4 by 1.9 by 1.75 inches (L x W x H)